(!) Since support from Microsoft will end on January 14, 2020, Windows 7 will be excluded from the recommended environment from December 15th, 2019 on this site. Penggunaan Window 7 tidak direkomendasikan pada website ini mulai tanggal 15 Desember 2019 dikarenakan support Windows 7 akan dihentikan Microsoft pada 14 Januari 2020.

  • Fitur "Auto Translate" pada halaman eKatalog sementara ini tidak tersedia. Mohon maaf atas ketidaknyamanannya.
    Auto translation feature on our e-Catalog page is temporarily not available. We apologize for any inconvenience.
  • Sehubungan dengan wabah virus Corona (2019-nCoV), kami mohon maaf dikarenakan beberapa supplier harus berhenti beroperasi dan tingginya permintaan akan beberapa produk, hal ini akan mempengaruhi lead time beberapa produk menjadi lebih lama dari waktu standar.
    Regarding the Coronavirus (2019-nCoV) Pandemic, Some of supplier have to stop working to follow additional precautionary measures the virus and due to effect of high demand some product, it may cause some of product take longer than standard lead time.

Sumi Boron Chip C (80° Rhombus) T-2NS-CNGA

Sumi Boron Chip C (80° Rhombus) T-2NS-CNGA

Unique CBN sintered tool (Sumiboron) insert. It possesses high hardness and exceptional heat resistance compared to conventional tool material.


Part Number

Configured Part Number is shown.

Part Number
Part NumberVolume DiscountDays to ShipNose Radius Detail Nose Radius
Cutting Edge Length
Material No. of Inserts No. of Insert Types Type Code
9 Day(s) or more 0.40.412.9CBN2Multi Corner TypeSumiboron Series BNX25
9 Day(s) or more 0.80.812.9CBN2Multi Corner TypeSumiboron Series BNX25
9 Day(s) or more Corner TypeSumiboron Series BNX25


  1. 1

Basic Information

Shape C (80° Diamond) Use Outer Diameter / Inner Diameter Work Material High-Hardness Material
Rake Angle Positive Clearance Angle(°) 0 Corner Height Tolerance ±0.025
Inscribed Circle Tolerance ±0.025 Thickness Tolerance ±0.13 Slot Code A
Hole Availability Available Hole Shape Cylinder State Breaker Availability NA
Material Type BNX25 Dimension S(mm) 4.76 Dimension φd(mm) 12.7
Machining Application ② Standard Blade Tip

Additional Products in this Category

Customers Who Viewed This Item Also Viewed

Tech Support

Factory Automation, Electronics, Tools, & MRO (Maintenance, Repair and Operations)
Tel:021-8990-4102 / FAX:021-8990-5803
8:30am - 5:30pm (Monday - Friday)